shakyShane · September 24, 2018 08:25
diff --git a/main.rs b/main.rs
 ///
 /// A simple way to apply both a predicate
 /// and default value when dealing with an option.
 ///
 fn is_legal(age: Option<usize>) -> bool {
    age.map(|x| x >= 18).unwrap_or(false)
 }
	///
	/// A simple way to apply both a predicate
	/// and default value when dealing with an option.
	///
	fn is_legal(age: Option<usize>) -> bool {
	age.map(\|x\| x >= 18).unwrap_or(false)
	}